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Cheap flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro Santos Dumont Airport to Porto Alegre departing on 12/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Find the cheapest flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:55 pm - 6:50 pmSDU-POA
4h 55m1 stop
Multiple Airlines Logo
9:35 am - 1:45 pmPOA-SDU
4h 10m1 stop
$171Multiple Airlines
Find Deal
Tue, Dec 30 - Tue, Jan 6
Azul Logo
5:25 pm - 12:15 amSDU-POA
6h 50m1 stop
Azul Logo
12:55 am - 7:05 amPOA-SDU
6h 10m1 stop
$173Azul
Find Deal
Thu, Jan 22 - Sun, Jan 25
GOL Logo
12:30 pm - 8:55 pmSDU-POA
8h 25m1 stop
GOL Logo
7:00 am - 11:20 amPOA-SDU
4h 20m1 stop
$174GOL
Find Deal
Fri, Nov 21 - Sat, Nov 22
GOL Logo
3:40 pm - 8:40 pmSDU-POA
5h 00m1 stop
GOL Logo
12:10 pm - 4:30 pmPOA-SDU
4h 20m1 stop
$176GOL
Find Deal
Mon, Dec 22 - Wed, Jan 7
Multiple Airlines Logo
2:55 pm - 7:20 pmSDU-POA
4h 25m1 stop
Multiple Airlines Logo
10:30 am - 6:15 pmPOA-SDU
7h 45m1 stop
$177Multiple Airlines
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Fri, Dec 19 - Sun, Dec 28
GOL Logo
12:30 pm - 8:55 pmSDU-POA
8h 25m1 stop
GOL Logo
11:35 am - 3:30 pmPOA-SDU
3h 55m1 stop
$181GOL
Find Deal
Fri, Nov 21 - Wed, Nov 26
GOL Logo
7:50 am - 12:30 pmSDU-POA
4h 40m1 stop
GOL Logo
9:35 am - 1:45 pmPOA-SDU
4h 10m1 stop
$188GOL
Find Deal
Thu, Jan 1 - Tue, Jan 6
GOL Logo
3:40 pm - 8:40 pmSDU-POA
5h 00m1 stop
GOL Logo
12:10 pm - 4:55 pmPOA-SDU
4h 45m1 stop
$189GOL
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Tue, Dec 30 - Tue, Jan 6
LATAM Airlines Logo
7:35 am - 1:15 pmSDU-POA
5h 40m1 stop
LATAM Airlines Logo
7:15 am - 2:30 pmPOA-SDU
7h 15m1 stop
$385LATAM Airlines
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Fri, Nov 28 - Sun, Nov 30
LATAM Airlines Logo
7:35 am - 1:15 pmSDU-POA
5h 40m1 stop
LATAM Airlines Logo
7:15 am - 2:30 pmPOA-SDU
7h 15m1 stop
$443LATAM Airlines
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Fri, Nov 28 - Sun, Nov 30

Azul flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre

Our best Azul deals on Rio de Janeiro Santos Dumont Airport to Porto Alegre flight tickets
Azul
Jan 22
SDU5:25 pmRio de Janeiro Santos Dumont
6h 50m
1 stop
POA12:15 amPorto Alegre Salgado Filho
Jan 25
POA12:55 amPorto Alegre Salgado Filho
6h 10m
1 stop
SDU7:05 amRio de Janeiro Santos Dumont
$173
Find similar
Azul
Dec 18
SDU12:20 pmRio de Janeiro Santos Dumont
6h 00m
1 stop
POA6:20 pmPorto Alegre Salgado Filho
Dec 21
POA5:45 amPorto Alegre Salgado Filho
3h 25m
1 stop
SDU9:10 amRio de Janeiro Santos Dumont
$208
Find similar
Azul
Nov 19
SDU7:45 amRio de Janeiro Santos Dumont
5h 30m
1 stop
POA1:15 pmPorto Alegre Salgado Filho
Nov 23
POA8:25 amPorto Alegre Salgado Filho
9h 20m
1 stop
SDU5:45 pmRio de Janeiro Santos Dumont
$270
Find similar

GOL flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre

Our best GOL deals on Rio de Janeiro Santos Dumont Airport to Porto Alegre flight tickets
GOL
Nov 21
SDU12:30 pmRio de Janeiro Santos Dumont
8h 25m
1 stop
POA8:55 pmPorto Alegre Salgado Filho
Nov 22
POA7:00 amPorto Alegre Salgado Filho
4h 20m
1 stop
SDU11:20 amRio de Janeiro Santos Dumont
$174
Find similar
GOL
Dec 22
SDU3:40 pmRio de Janeiro Santos Dumont
5h 00m
1 stop
POA8:40 pmPorto Alegre Salgado Filho
Jan 7
POA12:10 pmPorto Alegre Salgado Filho
4h 20m
1 stop
SDU4:30 pmRio de Janeiro Santos Dumont
$176
Find similar
GOL
Nov 21
SDU12:30 pmRio de Janeiro Santos Dumont
8h 25m
1 stop
POA8:55 pmPorto Alegre Salgado Filho
Nov 26
POA11:35 amPorto Alegre Salgado Filho
3h 55m
1 stop
SDU3:30 pmRio de Janeiro Santos Dumont
$181
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Tue 12/30

1:55 pm-6:50 pm

1 stop4h 55m

Porto Alegre Salgado Filho

Tue 1/6

9:35 am-1:45 pm

1 stop4h 10m

$171

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Thu 1/22

5:25 pm-12:15 am

1 stop6h 50m

Porto Alegre Salgado Filho

Sun 1/25

12:55 am-7:05 am

1 stop6h 10m

$173

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 11/21

12:30 pm-8:55 pm

1 stop8h 25m

Porto Alegre Salgado Filho

Sat 11/22

7:00 am-11:20 am

1 stop4h 20m

$174

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Mon 12/22

3:40 pm-8:40 pm

1 stop5h 00m

Porto Alegre Salgado Filho

Wed 1/7

12:10 pm-4:30 pm

1 stop4h 20m

$176

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 12/19

2:55 pm-7:20 pm

1 stop4h 25m

Porto Alegre Salgado Filho

Sun 12/28

10:30 am-6:15 pm

1 stop7h 45m

$177

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 11/21

12:30 pm-8:55 pm

1 stop8h 25m

Porto Alegre Salgado Filho

Wed 11/26

11:35 am-3:30 pm

1 stop3h 55m

$181

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Thu 1/1

7:50 am-12:30 pm

1 stop4h 40m

Porto Alegre Salgado Filho

Tue 1/6

9:35 am-1:45 pm

1 stop4h 10m

$188

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Tue 12/30

3:40 pm-8:40 pm

1 stop5h 00m

Porto Alegre Salgado Filho

Tue 1/6

12:10 pm-4:55 pm

1 stop4h 45m

$189

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 11/28

7:35 am-1:15 pm

1 stop5h 40m

Porto Alegre Salgado Filho

Sun 11/30

7:15 am-2:30 pm

1 stop7h 15m

$385

Rio de JaneiroPorto Alegre

SDU - POA

SDUPOA

Rio de Janeiro Santos Dumont

Fri 11/28

7:35 am-1:15 pm

1 stop5h 40m

Porto Alegre Salgado Filho

Sun 11/30

7:15 am-2:30 pm

1 stop7h 15m

$443

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Rio de Janeiro Santos Dumont Airport to Porto Alegre

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Porto Alegre?

The cheapest month to fly to Porto Alegre from Rio de Janeiro Santos Dumont Airport is in May. Flight prices, which tend to average around $137, are often lower during this time because this is during the off-season. If you’re not able to fly to Porto Alegre in May, then July is your next best option. Flight prices from Rio de Janeiro Santos Dumont Airport to Porto Alegre during July average around $150.

What is the cheapest day to depart on your flight to Porto Alegre?

Our data shows that Thursday is the least expensive day to fly to Porto Alegre. Tickets to fly out on this day can be as low as $155. On the other hand, Sunday is the most expensive day to depart from Rio de Janeiro Santos Dumont Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $294.

What is the cheapest time of day to depart on your flight to Porto Alegre?

Our most recent data shows that the best time of day to fly to Porto Alegre is in the afternoon. Flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre during this time can be as low as $167. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $323 on average. Flights to Porto Alegre from Rio de Janeiro Santos Dumont Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Porto Alegre?

You are more likely to see cheaper flights to Porto Alegre from Rio de Janeiro Santos Dumont Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto Alegre for around $190 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto Alegre from Rio de Janeiro Santos Dumont Airport for as low as $125 on momondo.

How have Rio de Janeiro Santos Dumont Airport to Porto Alegre flight prices changed over time?

As of October 2025, prices for Rio de Janeiro Santos Dumont Airport to Porto Alegre flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre

Are you open to changing your travel dates? Check out the ideal times to fly from Rio de Janeiro Santos Dumont Airport to Porto Alegre according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rio de Janeiro Santos Dumont Airport to Porto Alegre (SDU to POA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rio de Janeiro Santos Dumont Airport to Porto Alegre

Direct flights

None
There are no direct flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre. There are no popular flight routes from Rio de Janeiro Santos Dumont Airport to Porto Alegre.
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  • How far is Rio de Janeiro Santos Dumont to Porto Alegre Salgado Filho by plane?

    There are 699.4 mi between Rio de Janeiro Santos Dumont and Porto Alegre Salgado Filho. In terms of flight time, this usually takes a little over 3h 30m.

  • When did momondo last update prices for flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre Salgado Filho Airport?

    Prices for flights from Rio de Janeiro Santos Dumont Airport to Porto Alegre Salgado Filho Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Rio de Janeiro Santos Dumont Airport to Porto Alegre Salgado Filho Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rio de Janeiro Santos Dumont Airport to Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The necessary travel and health documents for your Porto Alegre Salgado Filho Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Rio de Janeiro to Porto Alegre?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Rio de Janeiro to Porto Alegre. momondo saves you time and could save you money on your trip.

Can I find flights from Rio de Janeiro to Porto Alegre with flexible booking policies on momondo?

Yes. All flights to Porto Alegre from Rio de Janeiro on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rio de Janeiro to Porto Alegre?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rio de Janeiro to Porto Alegre.

I’m not ready to book a flight from Rio de Janeiro to Porto Alegre right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Rio de Janeiro to Porto Alegre flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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